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EN 1.4872 Stainless Steel vs. AISI 201L Stainless Steel

Both EN 1.4872 stainless steel and AISI 201L stainless steel are iron alloys. They have 86% of their average alloy composition in common.

For each property being compared, the top bar is EN 1.4872 stainless steel and the bottom bar is AISI 201L stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 270
190 to 320
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 28
22 to 46
Fatigue Strength, MPa 410
270 to 530
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 79
77
Shear Strength, MPa 620
520 to 660
Tensile Strength: Ultimate (UTS), MPa 950
740 to 1040
Tensile Strength: Yield (Proof), MPa 560
290 to 790

Thermal Properties

Latent Heat of Fusion, J/g 300
280
Maximum Temperature: Corrosion, °C 440
410
Maximum Temperature: Mechanical, °C 1150
880
Melting Completion (Liquidus), °C 1390
1410
Melting Onset (Solidus), °C 1340
1370
Specific Heat Capacity, J/kg-K 490
480
Thermal Conductivity, W/m-K 15
15
Thermal Expansion, µm/m-K 16
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.3
2.4
Electrical Conductivity: Equal Weight (Specific), % IACS 2.7
2.9

Otherwise Unclassified Properties

Base Metal Price, % relative 17
12
Density, g/cm3 7.6
7.7
Embodied Carbon, kg CO2/kg material 3.3
2.6
Embodied Energy, MJ/kg 47
38
Embodied Water, L/kg 180
140

Common Calculations

PREN (Pitting Resistance) 30
19
Resilience: Ultimate (Unit Rupture Work), MJ/m3 230
210 to 300
Resilience: Unit (Modulus of Resilience), kJ/m3 780
220 to 1570
Stiffness to Weight: Axial, points 15
14
Stiffness to Weight: Bending, points 26
25
Strength to Weight: Axial, points 35
27 to 37
Strength to Weight: Bending, points 28
24 to 30
Thermal Diffusivity, mm2/s 3.9
4.0
Thermal Shock Resistance, points 21
16 to 23

Alloy Composition

Carbon (C), % 0.2 to 0.3
0 to 0.030
Chromium (Cr), % 24 to 26
16 to 18
Iron (Fe), % 54.2 to 61.6
67.9 to 75
Manganese (Mn), % 8.0 to 10
5.5 to 7.5
Nickel (Ni), % 6.0 to 8.0
3.5 to 5.5
Nitrogen (N), % 0.2 to 0.4
0 to 0.25
Phosphorus (P), % 0 to 0.045
0 to 0.045
Silicon (Si), % 0 to 1.0
0 to 0.75
Sulfur (S), % 0 to 0.015
0 to 0.030